prep.py 16 KB

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  1. import os
  2. import sys
  3. import array
  4. import struct
  5. import zlib
  6. import textwrap
  7. import wave
  8. import audioop
  9. import Image
  10. import ImageFont
  11. import ImageDraw
  12. import gameduino2 as gd2
  13. import gameduino2.convert
  14. from gameduino2.imbytes import imbytes
  15. def stretch(im):
  16. d = imbytes(im)
  17. # print min(d), max(d)
  18. r = max(d) - min(d)
  19. return im.point(lambda x: (x - min(d)) * 255 / r)
  20. def getalpha(im):
  21. return im.split()[3]
  22. def tile(tw, th, im):
  23. tiles = []
  24. for y in range(0, im.size[1], th):
  25. for x in range(0, im.size[0], tw):
  26. tiles.append(im.crop((x, y, x + tw, y + th)))
  27. o = Image.new(im.mode, (tw, th * len(tiles)))
  28. for i,t in enumerate(tiles):
  29. o.paste(t, (0, i * th))
  30. return o
  31. def split(tw, th, im):
  32. tiles = []
  33. for y in range(0, im.size[1], th):
  34. for x in range(0, im.size[0], tw):
  35. tiles.append(im.crop((x, y, x + tw, y + th)))
  36. return tiles
  37. def join(tiles):
  38. (tw, th) = tiles[0].size
  39. o = Image.new(tiles[0].mode, (tw, th * len(tiles)))
  40. for i,t in enumerate(tiles):
  41. o.paste(t, (0, i * th))
  42. return o
  43. def setwidth(im, w):
  44. e = Image.new(im.mode, (w, im.size[1]))
  45. e.paste(im, (0, 0))
  46. return e
  47. def even(im):
  48. w = im.size[0]
  49. if (w % 2) == 0:
  50. return im
  51. else:
  52. return setwidth(im, w + 1)
  53. def extents(im):
  54. """ find pixel extents of im, as a box """
  55. w,h = im.size
  56. cols = [set(imbytes(im.crop((i, 0, i + 1, im.size[1])))) != set([0]) for i in range(w)]
  57. rows = [set(imbytes(im.crop((0, i, im.size[0], i + 1)))) != set([0]) for i in range(h)]
  58. if not True in cols:
  59. return (0, 0, 0, 0)
  60. else:
  61. x0 = cols.index(True)
  62. y0 = rows.index(True)
  63. while not cols[-1]:
  64. cols.pop()
  65. while not rows[-1]:
  66. rows.pop()
  67. return (x0, y0, len(cols), len(rows))
  68. def ul(x):
  69. return str(x) + "UL"
  70. def preview(np, fmt, size, data):
  71. def chan(x):
  72. return Image.fromstring("L", size, (255 * x).astype(np.uint8))
  73. if fmt == gd2.L1:
  74. r = Image.fromstring("1", size, data)
  75. elif fmt == gd2.L8:
  76. r = Image.fromstring("L", size, data)
  77. else:
  78. d8 = np.array(data)
  79. a = np.ones(size[0] * size[1])
  80. (r, g, b) = (a, a, a)
  81. if fmt == gd2.ARGB4:
  82. d16 = np.array(array.array('H', data.tostring()))
  83. a = (15 & (d16 >> 12)) / 15.
  84. r = (15 & (d16 >> 8)) / 15.
  85. g = (15 & (d16 >> 4)) / 15.
  86. b = (15 & (d16 >> 0)) / 15.
  87. elif fmt == gd2.RGB565:
  88. d16 = np.array(array.array('H', data.tostring()))
  89. r = (31 & (d16 >> 11)) / 31.
  90. g = (63 & (d16 >> 5)) / 63.
  91. b = (31 & (d16 >> 0)) / 31.
  92. elif fmt == gd2.ARGB1555:
  93. d16 = np.array(array.array('H', data.tostring()))
  94. a = (1 & (d16 >> 15))
  95. r = (31 & (d16 >> 10)) / 31.
  96. g = (31 & (d16 >> 5)) / 31.
  97. b = (31 & (d16 >> 0)) / 31.
  98. elif fmt == gd2.ARGB2:
  99. a = (3 & (d8 >> 6)) / 3.
  100. r = (3 & (d8 >> 4)) / 3.
  101. g = (3 & (d8 >> 2)) / 3.
  102. b = (3 & (d8 >> 0)) / 3.
  103. elif fmt == gd2.RGB332:
  104. r = (7 & (d8 >> 5)) / 7.
  105. g = (7 & (d8 >> 2)) / 7.
  106. b = (3 & (d8 >> 0)) / 3.
  107. elif fmt == gd2.L4:
  108. hi = d8 >> 4
  109. lo = d8 & 15
  110. d4 = np.column_stack((hi, lo)).flatten()
  111. r = d4 / 15.
  112. g = r
  113. b = r
  114. o = Image.merge("RGB", [chan(c) for c in (r, g, b)])
  115. bg = Image.new("RGB", size, (128, 128, 128))
  116. r = Image.composite(o, bg, chan(a))
  117. r = r.resize((r.size[0] * 5, r.size[1] * 5), Image.NEAREST)
  118. return r
  119. import gameduino2.base
  120. class AssetBin(gameduino2.base.GD2):
  121. asset_file = None
  122. prefix = ""
  123. previews = False
  124. def __init__(self):
  125. self.alldata = ""
  126. self.commands = ""
  127. self.defines = []
  128. self.inits = []
  129. self.handle = 0
  130. self.np = None
  131. def define(self, n, v):
  132. self.defines.append((self.prefix + n, v))
  133. def add(self, name, s):
  134. if name:
  135. self.defines.append((name, ul(len(self.alldata))))
  136. self.alldata += s
  137. def c(self, s):
  138. self.commands += s
  139. def addim(self, name, im, fmt, dither = False):
  140. (_, imgdata) = gameduino2.convert.convert(im, dither, fmt = fmt)
  141. self.add(name, imgdata.tostring())
  142. (w, h) = im.size
  143. if name:
  144. self.defines.append(("%s_WIDTH" % name, w))
  145. self.defines.append(("%s_HEIGHT" % name, h))
  146. def align(self, n):
  147. while (len(self.alldata) % n) != 0:
  148. self.alldata += chr(0)
  149. def load_handle(self, name, images, fmt,
  150. dither = False,
  151. filter = gd2.NEAREST,
  152. scale = 1,
  153. rotating = False):
  154. if 15 <= self.handle:
  155. print "Error: too many bitmap handles used, limit is 15"
  156. sys.exit(1)
  157. (w, h) = images[0].size
  158. self.define("%s_HANDLE" % name, self.handle)
  159. name = self.prefix + name
  160. self.defines.append(("%s_WIDTH" % name, w))
  161. self.defines.append(("%s_HEIGHT" % name, h))
  162. self.defines.append(("%s_CELLS" % name, len(images)))
  163. self.align(2)
  164. self.BitmapHandle(self.handle);
  165. self.BitmapSource(len(self.alldata));
  166. if not rotating:
  167. (vw, vh) = (scale * w, scale * h)
  168. vsz = 0
  169. else:
  170. vsz = int(scale * max(w, h))
  171. self.define("%s_SIZE" % name, vsz)
  172. (vw, vh) = (vsz, vsz)
  173. self.BitmapSize(filter, gd2.BORDER, gd2.BORDER, vw, vh);
  174. self.inits.append("static const shape_t %s_SHAPE = {%d, %d, %d, %d};" % (name, self.handle, w, h, vsz))
  175. # aw is aligned width
  176. if fmt == gd2.L1:
  177. aw = (w + 7) & ~7
  178. elif fmt == gd2.L4:
  179. aw = (w + 1) & ~1
  180. else:
  181. aw = w
  182. # print self.name, name, (filter, gd2.BORDER, gd2.BORDER, vw, vh)
  183. bpl = {
  184. gd2.ARGB1555 : 2 * aw,
  185. gd2.L1 : aw / 8,
  186. gd2.L4 : aw / 2,
  187. gd2.L8 : aw,
  188. gd2.RGB332 : aw,
  189. gd2.ARGB2 : aw,
  190. gd2.ARGB4 : 2 * aw,
  191. gd2.RGB565 : 2 * aw,
  192. gd2.PALETTED : aw}[fmt]
  193. self.BitmapLayout(fmt, bpl, h);
  194. for i,im in enumerate(images):
  195. if aw != w:
  196. im = setwidth(im, aw)
  197. if hasattr(im, "imgdata"):
  198. imgdata = im.imgdata
  199. else:
  200. (_, imgdata) = gameduino2.convert.convert(im, dither, fmt = fmt)
  201. """
  202. if self.previews:
  203. if not self.np:
  204. import numpy
  205. self.np = numpy
  206. preview(self.np, fmt, im.size, imgdata).save("previews/%s-%s-%02d.png" % (self.name, name, i))
  207. """
  208. self.alldata += imgdata.tostring()
  209. self.handle += 1
  210. def load_font(self, name, ims, widths, fmt, **args):
  211. trim0 = 0
  212. while ims[trim0] is None:
  213. trim0 += 1
  214. p0 = len(self.alldata)
  215. h = self.handle
  216. tims = ims[trim0:]
  217. self.load_handle(name, tims, fmt, **args)
  218. self.align(4)
  219. p1 = len(self.alldata)
  220. # Compute memory required by one char
  221. onechar = (p1 - p0) / len(tims)
  222. # print name, 'font requires', (p1 - p0), 'bytes'
  223. sz = ims[trim0].size
  224. self.BitmapSource(p0 - (onechar * trim0));
  225. widths = [max(0, w) for w in widths]
  226. dblock = array.array('B', widths).tostring() + struct.pack("<5i", fmt, 1, sz[0], sz[1], p0 - (onechar * trim0))
  227. self.alldata += dblock
  228. self.cmd_setfont(h, p1);
  229. def load_ttf(self, name, ttfname, size, format):
  230. font = ImageFont.truetype(ttfname, size)
  231. sizes = [font.getsize(chr(c)) for c in range(32, 128)]
  232. fw = max([w for (w, _) in sizes])
  233. fh = max([h for (_, h) in sizes])
  234. # print fw, fh
  235. alle = {}
  236. for i in range(1, 96):
  237. im = Image.new("L", (fw+8, fh))
  238. dr = ImageDraw.Draw(im)
  239. dr.text((8,0), chr(32 + i), font=font, fill=255)
  240. alle[i] = gd2.prep.extents(im)
  241. fw = max([(x1 - x0) for (x0, y0, x1, y1) in alle.values()])
  242. ims = ([None] * 32) + [Image.new("L", (fw, fh)) for i in range(32, 128)]
  243. for i in range(33, 127):
  244. dr = ImageDraw.Draw(ims[i])
  245. (x0, y0, x1, y1) = alle[i - 32]
  246. x = max(0, 8 - x0)
  247. if x > 0:
  248. sizes[i - 32] = (sizes[i - 32][0] - x, sizes[i - 32][1])
  249. dr.text((x, 0), chr(i), font=font, fill=255)
  250. # imgtools.view(im)
  251. widths = ([0] * 32) + [w for (w, _) in sizes]
  252. self.load_font(name, ims, widths, format)
  253. """
  254. def dxt1(self, imagefile):
  255. import numpy
  256. im = Image.open(imagefile).resize((480,272), Image.ANTIALIAS)
  257. dxt = "%s.dxt" % imagefile
  258. if not os.access(dxt, os.R_OK):
  259. im.save("tmp.png")
  260. assert os.system("squishpng tmp.png %s" % dxt) == 0
  261. sz = (480 / 4, 272 / 4)
  262. def rgb(cs):
  263. r = (cs >> 11) << 3
  264. g = 0xff & ((cs >> 5) << 2)
  265. b = 0xff & (cs << 3)
  266. return (r,g,b)
  267. def rgbim(cs):
  268. return Image.merge("RGB", [Image.fromarray(c.astype(numpy.uint8).reshape(*sz)) for c in rgb(cs)])
  269. def morton1(x):
  270. v = x & 0x55555555
  271. v = (v | (v >> 1)) & 0x33333333;
  272. v = (v | (v >> 2)) & 0x0F0F0F0F;
  273. v = (v | (v >> 4)) & 0x00FF00FF;
  274. v = (v | (v >> 8)) & 0x0000FFFF;
  275. return v.astype(numpy.uint16)
  276. h = open(dxt)
  277. h.read(8)
  278. c0s = []
  279. c1s = []
  280. bits = []
  281. for i in range(sz[0] * sz[1]):
  282. tile = h.read(8)
  283. c0,c1,bit = struct.unpack("2HI", tile)
  284. b0 = bit & 0x55555555
  285. b1 = (bit >> 1) & 0x55555555
  286. is0 = ~b1 & ~b0
  287. is1 = ~b1 & b0
  288. is2 = b1 & ~b0
  289. is3 = b1 & b0
  290. if c0<=c1:
  291. if bit == 0xaaaaaaaa:
  292. # print c0<c1,hex(bit)
  293. r0,g0,b0 = rgb(c0)
  294. r1,g1,b1 = rgb(c1)
  295. r = (r0 + r1) / 2
  296. g = (g0 + g1) / 2
  297. b = (b0 + b1) / 2
  298. # r,g,b = (255,0,255)
  299. c0 = ((r >> 3) << 11) | ((g >> 2) << 5) | (b >> 3)
  300. c1 = c0
  301. bit = 0
  302. else:
  303. if 0:
  304. for i in range(0, 32, 2):
  305. fld = (3 & (bit >> i))
  306. if 3 == fld:
  307. print c0, c1, hex(bit), i
  308. assert 0
  309. # Map as follows:
  310. # 0 -> 0
  311. # 1 -> 3
  312. # 2 -> 1
  313. bit = (is1 * 3) + (is2 * 1)
  314. assert is3 == 0
  315. else:
  316. # 0 -> 0
  317. # 1 -> 3
  318. # 2 -> 1
  319. # 3 -> 2
  320. bit = (is1 * 3) + (is2 * 1) + (is3 * 2)
  321. if 0:
  322. c0 = 63 << 5 # green
  323. c1 = 31 << 11 # red
  324. bit = 0x0f0f0f0f
  325. c0s.append(c0)
  326. c1s.append(c1)
  327. bits.append(bit)
  328. c0s = numpy.array(c0s, numpy.uint16)
  329. c1s = numpy.array(c1s, numpy.uint16)
  330. bits = numpy.array(bits, numpy.uint32)
  331. bits0 = morton1(bits)
  332. bits1 = morton1(bits >> 1)
  333. if 1:
  334. def im44(v):
  335. im = Image.new("1", (4,4))
  336. pix = im.load()
  337. for i in range(4):
  338. for j in range(4):
  339. if v & (1 << (4 * i + j)):
  340. pix[j,i] = 255
  341. return im
  342. ims = [im44(i) for i in range(65536)]
  343. b0im = Image.new("1", (480, 272))
  344. b1im = Image.new("1", (480, 272))
  345. xys = [(x,y) for y in range(0, 272, 4) for x in range(0, 480, 4)]
  346. for i,(x,y) in enumerate(xys):
  347. b0im.paste(ims[bits0[i]], (x, y))
  348. b1im.paste(ims[bits1[i]], (x, y))
  349. class MockImage:
  350. def __init__(self, s, size):
  351. self.imgdata = s
  352. self.size = size
  353. self.load_handle("BACKGROUND_COLOR", [MockImage(c0s, sz), MockImage(c1s, sz)], gd2.RGB565, scale = 4)
  354. self.load_handle("BACKGROUND_BITS", [b0im, b1im], gd2.L1)
  355. """
  356. def load_sample(self, name, filename):
  357. f = wave.open(filename, "rb")
  358. if f.getnchannels() != 1:
  359. print "Sorry - .wav file must be mono"
  360. sys.exit(1)
  361. if f.getsampwidth() != 2:
  362. print "Sorry - .wav file must be 16-bit"
  363. sys.exit(1)
  364. freq = f.getframerate()
  365. pcm16 = f.readframes(f.getnframes())
  366. (adpcm, _) = audioop.lin2adpcm(pcm16, f.getsampwidth(), (0,0))
  367. adpcm = adpcm[:len(adpcm) & ~7]
  368. da = array.array('B', [((ord(c) >> 4) | ((15 & ord(c)) << 4)) for c in adpcm])
  369. self.align(8)
  370. self.add(name, da.tostring())
  371. self.define(name + "_LENGTH", len(da))
  372. self.define(name + "_FREQ", freq)
  373. header = None
  374. def make(self):
  375. if self.header is None:
  376. name = self.__class__.__name__.lower() + "_assets.h"
  377. else:
  378. name = self.header
  379. self.name = name
  380. self.addall()
  381. if len(self.alldata) > 0x40000:
  382. print "Error: The data (%d bytes) is larger the the GD2 RAM" % len(self.alldata)
  383. sys.exit(1)
  384. self.defines.append((self.prefix + "ASSETS_END", ul(len(self.alldata))))
  385. self.cmd_inflate(0)
  386. calldata = zlib.compress(self.alldata)
  387. print 'Assets report'
  388. print '-------------'
  389. print 'Header file: %s' % self.header
  390. print 'GD2 RAM used: %d' % len(self.alldata)
  391. if not self.asset_file:
  392. print 'Flash used: %d' % len(calldata)
  393. else:
  394. print 'Output file: %s' % self.asset_file
  395. print 'File size: %d' % len(calldata)
  396. commandblock = self.commands + calldata
  397. hh = open(name, "w")
  398. if self.asset_file is None:
  399. print >>hh, "static const PROGMEM uint8_t %s__assets[%d] = {" % (self.prefix, len(commandblock))
  400. print >>hh, textwrap.fill(", ".join(["%d" % ord(c) for c in commandblock]))
  401. print >>hh, "};"
  402. print >>hh, "#define %sLOAD_ASSETS() GD.copy(%s__assets, sizeof(%s__assets))" % (self.prefix, self.prefix, self.prefix)
  403. else:
  404. open(self.asset_file, "wb").write(commandblock)
  405. print >>hh, '#define %sLOAD_ASSETS() GD.safeload("%s");' % (self.prefix, self.asset_file)
  406. for (nm,v) in self.defines:
  407. print >>hh, "#define %s %s" % (nm, v)
  408. for i in self.inits:
  409. print >>hh, i
  410. self.extras(hh)
  411. def addall(self):
  412. pass
  413. def extras(self, hh):
  414. pass
  415. class ForthAssetBin(AssetBin):
  416. def make(self):
  417. if self.header is None:
  418. name = self.__class__.__name__.lower() + "_assets.fs"
  419. else:
  420. name = self.header
  421. self.name = name
  422. self.addall()
  423. if len(self.alldata) > 0x40000:
  424. print "Error: The data (%d bytes) is larger the the GD2 RAM" % len(self.alldata)
  425. sys.exit(1)
  426. self.defines.append((self.prefix + "ASSETS_END", ul(len(self.alldata))))
  427. self.cmd_inflate(0)
  428. calldata = zlib.compress(self.alldata)
  429. print 'Assets report'
  430. print '-------------'
  431. print 'Header file: %s' % self.header
  432. print 'GD2 RAM used: %d' % len(self.alldata)
  433. if not self.asset_file:
  434. print 'Flash used: %d' % len(calldata)
  435. else:
  436. print 'Output file: %s' % self.asset_file
  437. print 'File size: %d' % len(calldata)
  438. commandblock = self.commands + calldata
  439. commandblock += chr(0) * ((-len(commandblock)) & 3)
  440. commandblock32 = array.array('I', commandblock)
  441. hh = open(name, "w")
  442. print >>hh, "base @"
  443. print >>hh, "hex"
  444. if self.asset_file is None:
  445. print >>hh, textwrap.fill(" ".join(["%08x GD.c" % c for c in commandblock32]))
  446. else:
  447. open(self.asset_file, "wb").write(commandblock)
  448. print >>hh, "decimal"
  449. for (nm,v) in self.defines:
  450. print >>hh, "%-8s constant %s" % (str(v).replace('UL', ''), nm)
  451. print >>hh, "base !"
  452. self.extras(hh)